3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo($bar = 'asdf') { var_dump($bar); } foo(); foo(NULL); foo('qwer');

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0070.00718.15
8.3.50.0100.00816.59
8.3.40.0080.00618.67
8.3.30.0070.01418.68
8.3.20.0040.01418.27
8.3.10.0110.00720.23
8.3.00.0030.00617.50
8.2.180.0130.01016.63
8.2.170.0000.01418.89
8.2.160.0080.00622.96
8.2.150.0030.00624.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0080.00019.64
8.2.110.0130.01020.22
8.2.100.0060.00617.59
8.2.90.0050.00318.92
8.2.80.0060.00317.97
8.2.70.0000.00817.38
8.2.60.0040.00417.68
8.2.50.0040.00418.07
8.2.40.0000.00717.97
8.2.30.0050.00217.85
8.2.20.0070.00017.52
8.2.10.0000.00817.48
8.2.00.0000.00817.43
8.1.280.0070.00725.92
8.1.270.0070.00023.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.02
8.1.230.0080.00417.42
8.1.220.0000.00717.74
8.1.210.0030.00618.77
8.1.200.0060.00316.86
8.1.190.0040.00417.41
8.1.180.0060.00318.10
8.1.170.0030.00518.90
8.1.160.0040.00418.79
8.1.150.0050.00318.60
8.1.140.0040.00417.32
8.1.130.0030.00317.64
8.1.120.0000.00717.30
8.1.110.0030.00517.23
8.1.100.0020.00517.21
8.1.90.0040.00417.20
8.1.80.0070.00017.38
8.1.70.0000.00717.27
8.1.60.0040.00417.47
8.1.50.0000.00817.30
8.1.40.0030.00617.48
8.1.30.0000.00717.59
8.1.20.0040.00417.55
8.1.10.0070.00017.27
8.1.00.0040.00417.33
8.0.300.0000.00818.77
8.0.290.0030.00616.63
8.0.280.0030.00318.32
8.0.270.0000.00717.18
8.0.260.0030.00316.61
8.0.250.0040.00416.71
8.0.240.0060.00316.71
8.0.230.0000.00816.81
8.0.220.0030.00516.81
8.0.210.0000.00716.80
8.0.200.0030.00316.81
8.0.190.0040.00416.72
8.0.180.0040.00416.82
8.0.170.0090.00016.84
8.0.160.0030.00316.63
8.0.150.0000.00916.58
8.0.140.0040.00416.75
8.0.130.0030.00313.17
8.0.120.0000.00716.75
8.0.110.0030.00516.79
8.0.100.0000.00816.60
8.0.90.0040.00416.83
8.0.80.0160.00016.67
8.0.70.0000.00716.73
8.0.60.0070.00016.61
8.0.50.0050.00216.79
8.0.30.0130.00817.06
8.0.20.0120.01017.07
8.0.10.0000.00716.76
8.0.00.0110.00816.74
7.4.330.0030.00314.66
7.4.320.0000.00616.33
7.4.300.0020.00516.50
7.4.290.0000.00716.43
7.4.280.0040.00416.50
7.4.270.0040.00416.36
7.4.260.0030.00313.26
7.4.250.0030.00516.54
7.4.240.0040.00416.57
7.4.230.0070.00016.34
7.4.220.0120.00616.44
7.4.210.0100.00716.51
7.4.200.0000.00716.35
7.4.190.0000.00716.49
7.4.160.0080.00816.43
7.4.150.0080.01117.07
7.4.140.0120.00517.14
7.4.130.0070.01316.44
7.4.120.0130.00416.49
7.4.110.0070.01016.39
7.4.100.0060.01016.28
7.4.90.0170.00016.58
7.4.80.0040.01518.80
7.4.70.0070.01416.48
7.4.60.0130.01016.59
7.4.50.0050.00016.38
7.4.40.0110.00322.27
7.4.30.0100.00616.58
7.4.00.0140.00014.80
7.3.330.0030.00313.16
7.3.320.0040.00413.21
7.3.310.0030.00316.24
7.3.300.0000.00716.20
7.3.290.0070.00716.23
7.3.280.0050.01216.27
7.3.270.0060.01217.07
7.3.260.0150.00818.24
7.3.250.0070.01016.23
7.3.240.0070.01016.19
7.3.230.0150.00316.49
7.3.210.0030.01316.54
7.3.200.0090.00919.39
7.3.190.0090.01316.53
7.3.180.0000.01616.28
7.3.170.0100.00616.27
7.3.160.0090.00616.17
7.3.120.0070.01014.62
7.2.330.0130.00616.18
7.2.320.0080.00916.26
7.2.310.0070.01416.49
7.2.300.0060.01116.70
7.2.290.0060.00916.66
7.2.60.0100.00616.86
7.1.200.0040.00815.71
7.1.70.0030.00517.30
7.1.60.0100.01319.40
7.1.50.0030.01017.05
7.1.00.0030.06722.36
7.0.200.0070.00016.64
7.0.140.0000.07722.01
7.0.60.0100.08019.90
7.0.50.0030.05317.83
7.0.40.0100.07020.18
7.0.30.0330.08020.10
7.0.20.0270.07720.12
7.0.10.0000.06320.12
7.0.00.0070.08320.09
5.6.280.0000.07721.07
5.6.210.0000.08720.77
5.6.200.0070.05318.25
5.6.190.0030.06020.34
5.6.180.3570.04020.35
5.6.170.0330.05720.45
5.6.160.0070.05720.52
5.6.150.0070.08018.19
5.6.140.0030.07318.21
5.6.130.0100.08018.12
5.6.120.0070.04021.00
5.6.110.0200.07021.14
5.6.100.0000.09321.14
5.6.90.0030.08020.97
5.6.80.0130.08320.29
5.5.350.0270.07020.43
5.5.340.0000.04317.95
5.5.330.0070.08020.26
5.5.320.0270.04320.27
5.5.310.0330.04020.35
5.5.300.0130.07017.95
5.5.290.0170.06318.08
5.5.280.0070.08020.80
5.5.270.0070.05720.67
5.5.260.0170.07720.87
5.5.250.0000.04320.68
5.5.240.0070.07320.04
5.4.450.0130.07319.47
5.4.440.0070.08019.48
5.4.430.0000.08319.46
5.4.420.0070.06319.56
5.4.410.0030.07319.44
5.4.400.0070.06018.93
5.4.390.0130.07319.07
5.4.380.0030.06019.12
5.4.370.0200.07018.92
5.4.360.0000.08719.16
5.4.350.0130.07319.25
5.4.340.0070.07719.14
5.4.320.0030.06319.27
5.4.310.0100.07719.16
5.4.300.0000.05319.14
5.4.290.0070.04318.99
5.4.280.0030.04318.97
5.4.270.0100.05019.00
5.4.260.0200.06018.84
5.4.250.0000.07719.15
5.4.240.0200.06319.14
5.4.230.0100.05018.84
5.4.220.0030.04319.23
5.4.210.0000.05019.14
5.4.200.0100.07019.27
5.4.190.0070.07719.22
5.4.180.0000.05018.99
5.4.170.0070.04019.14
5.4.160.0030.06319.18
5.4.150.0070.06319.18
5.4.140.0070.07316.39
5.4.130.0070.07016.37
5.4.120.0100.06716.30
5.4.110.0100.05716.39
5.4.100.0130.06716.38
5.4.90.0030.07316.67
5.4.80.0100.06716.29
5.4.70.0100.05316.44
5.4.60.0070.04716.46
5.4.50.0070.04316.45
5.4.40.0070.03716.27
5.4.30.0130.06716.31
5.4.20.0030.05316.44
5.4.10.0100.03316.44
5.4.00.0000.04315.84
5.3.290.0170.06714.71
5.3.280.0070.05714.59
5.3.270.0170.07014.61
5.3.260.0070.06714.59
5.3.250.0130.07014.61
5.3.240.0100.07314.65
5.3.230.0130.07014.64
5.3.220.0000.07714.57
5.3.210.0030.06014.58
5.3.200.0070.04314.45
5.3.190.0170.04014.46
5.3.180.0070.07014.60
5.3.170.0100.06014.48
5.3.160.0070.04314.56
5.3.150.0100.05014.56
5.3.140.0070.07314.44
5.3.130.0070.04714.58
5.3.120.0100.06714.47
5.3.110.0000.06014.50
5.3.100.0030.07714.09
5.3.90.0030.04014.00
5.3.80.0000.04013.96
5.3.70.0100.03314.03
5.3.60.0130.05013.88
5.3.50.0200.02713.95
5.3.40.0070.03714.00
5.3.30.0100.05713.93
5.3.20.0000.04313.85
5.3.10.0000.04013.66
5.3.00.0070.05013.63
5.2.170.0000.03311.10
5.2.160.0130.04711.11
5.2.150.0000.03711.29
5.2.140.0030.03311.15
5.2.130.0070.02711.07
5.2.120.0030.06311.15
5.2.110.0070.05011.17
5.2.100.0070.04011.26
5.2.90.0030.04711.25
5.2.80.0030.06711.16
5.2.70.0030.04711.02
5.2.60.0000.06711.00
5.2.50.0070.06011.07
5.2.40.0070.06011.04
5.2.30.0100.05710.96
5.2.20.0030.04711.12
5.2.10.0030.03010.92
5.2.00.0030.04010.77
5.1.60.0000.0279.89
5.1.50.0000.05310.00
5.1.40.0070.0309.94
5.1.30.0070.05010.39
5.1.20.0030.05310.35
5.1.10.0100.05010.13
5.1.00.0000.03710.22
5.0.50.0100.0408.52
5.0.40.0070.0408.36
5.0.30.0000.0338.24
5.0.20.0030.0178.20
5.0.10.0000.0308.20
5.0.00.0030.0378.20
4.4.90.0030.0338.20
4.4.80.0030.0208.20
4.4.70.0070.0278.20
4.4.60.0000.0338.20
4.4.50.0030.0338.20
4.4.40.0000.0278.20
4.4.30.0030.0378.20
4.4.20.0070.0278.20
4.4.10.0030.0278.20
4.4.00.0070.0538.20
4.3.110.0030.0308.20
4.3.100.0000.0208.20
4.3.90.0100.0108.20
4.3.80.0070.0338.20
4.3.70.0070.0338.20
4.3.60.0000.0338.20
4.3.50.0030.0308.20
4.3.40.0030.0538.20
4.3.30.0030.0138.20
4.3.20.0030.0338.20
4.3.10.0000.0378.20
4.3.00.0070.0308.20

preferences:
49.56 ms | 401 KiB | 5 Q